A client with atrial fibrillation who is receiving maintenance therapy of warfarin sodium has a prothrombin time (PT) of 35 seconds. Based on these laboratory values, the nurse anticipates which prescription?
1
Adding a dose of heparin sodium.
2
Holding the next dose of warfarin.
3
Increasing the next dose of warfarin.
4
Administering the next dose of warfarin.